It consisted of laws admitting California as a free state, creating Utah and New Mexico territories with the question of slavery to be figured out in their own state by popular sovereignty, ending the slave trade in Washington DC (important) and making it easier for southerners to capture and take back run away slaves
His inventions sped production. This made life easier. This also made things faster for everyone.
Constantine issued the Edict of Milan.
Yes, it is true that the progressive income tax was aggressively sought by the Populist Party, since they thought that this would free the common man from financial instability.